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長方形的周界與長和闊的關係
Anthony Or 柯志明
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已知長方形周界和長求闊
Anthony Or 柯志明
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Variety of Perimeters with Fixed Area
Anthony OR 柯志明
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Fraction Bars
John Ulbright
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固定三角形的條件−題1
Mak sir
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電子幾何條
Anthony OR 柯志明
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三角形面積
lkkbmaths teachers 檔案儲存用
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Fraction Addition
Anthony OR 柯志明
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周界(移邊)
carlyansun
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三角形面積、底、高的關係
Lionheart William
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分數比較
s1106218
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P.4 對稱
Cheung Wai Yee
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Equivalent Ratios
Duane Habecker
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Poorly Drawn Quadrilaterals
Steve Phelps
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Convex quadrilaterals
Paulo Correia
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Gauss-Jordan 2x2 Elimination
Auston B Cron
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Number Pyramids
Jennifer Silverman
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Graph the Line
Steve Phelps
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Flip Flop
John Golden
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Guess My Rule (2013)
John Golden
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5-Piece Puzzle
Duane Habecker
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GeoGebra Pentominoes
Duane Habecker
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right triangle paradox
sonom
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SSA triangle: The Ambiguous Case
talljerome
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Least Squares
timteachesmath
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AQR Section 17: Where's the Mean?
Steve Phelps
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Secant Slope Calculator
Jake Binnema
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Exponential or Logistic Function that…
talljerome
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Growth of Facebook.com
Roy Wright
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Lower and Upper Sum of a Function
GeoGebra Materials Team
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One-Son Policy Simulation
Steve Phelps
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05.1 Measures of Central Tendency
sonom
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Hilbert curve
Thijs
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'Tangram' Puzzle 'Cat'
GeoGebra Translation Team German
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Moss Egg by Robert Dixon
Bill Lombard
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Spirograph-Epitrochoid Earth and Moon
Bill Lombard
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Inclined Plane with Two Masses and a …
Tom Walsh
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The Relationship Between Human Height…
Roy Wright
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Factorization - Visual illustration o…
Ethan Hall
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Kaleidoscope
Michael Borcherds
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Rotating a Triangle Around a Coordina…
Steve Phelps
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Triangle Paradox (Missing square puzzle)
Michael Borcherds
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